Event: Clough (Handicap)

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Opponent	Rating	Result
Richard Zaidman	132	1 - 0
Nigel Redmond	123	0 - 1
Paul Greenwood	104	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

120 = (359 + 400 * (1 - 1)) / 3)